Harddrive Pulleys - 66t X 1" Pulley Flst/C/N 2007-2017 — Harley-Davidson Softail Heritage Classic, Softail Fat Boy, Softail Deluxe (2007-2017)

Harddrive 66-tooth x 1-inch primary drive pulley for 2007-2017 Harley-Davidson Softail models. CNC-machined from 6061 aluminum and chrome-plated to resist corrosion while maintaining precise fitment with OEM and aftermarket wheels.

Features

• 66-tooth design for primary drive
• 1-inch bore diameter
• CNC-machined 6061 aluminum construction
• Chrome-plated finish
• Compatible with most OEM and Harddrive wheels

Specifications

• Brand: Harddrive
• Manufacturer Part #: 031-522
• UPC: 191361160851
• Tooth Count: 66T
• Bore Diameter: 1 inch
• Weight: 4.4092 lbs
• Country of Origin: China (Mainland)

Fitment

Fits 2007-2017 Harley-Davidson Softail models (FLST, FLST/C, FLST/N) with stock primary drive setup.

Frequently Asked Questions

Will this fit my 2007-2017 Softail?

Yes — this pulley is designed for 2007-2017 Harley-Davidson Softail models including Standard, Custom, and Deluxe variants.

Is this a primary or secondary pulley?

This is a primary drive pulley that mounts on the crankshaft side of the primary chain case.

Will it work with aftermarket wheels?

Yes — the 1-inch bore fits most OEM Harley wheels and most popular aftermarket Harddrive wheels.

What's the tooth count and why does it matter?

66 teeth — tooth count affects primary gear ratio and overall engine rpm at cruising speed. Verify your bike's original spec before changing.